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. 2014 Jul 30;9(7):e103437. doi: 10.1371/journal.pone.0103437

Figure 2. Graneledone boreopacifica, identification marks.

Figure 2

Images of a brooding female over the course of 53 months, each showing the identifying scar on the web between arms R1 & R2. In each frame the characteristic scar is outlined by an oval. a, April, 2007, crawling across the sediment toward the brooding site. b, May, 2007, on the rock face, covering the recently deposited clutch of eggs. The arrow points to a circular scar on arm L1, which provides additional confirmation. c, May, 2009. d, October, 2009. The second arrow points to a scar on arm L2. e, December, 2010. f, September, 2011.